Hotfix #482 - Change data types

[FlorianK13]

Automation

Closes #482

PR-Assignee

• [x] 🐙 Follow the workflow in CONTRIBUTING.md
• [x] 📝 Update the CHANGELOG.md
• [x] 📙 Update the documentation

Reviewer

• [ ] 🐙 Follow the Reviewer Guidelines
• [ ] 🐙 Provided feedback and show sufficient appreciation for the work done

[FlorianK13]

@chrwm This is not yet ready to merge, as it will also be the release branch for 0.14.1

[chrwm]

So, I should wait with the review?